diff --git a/lib/util.c b/lib/util.c
index 83d3ff802..cbaffa733 100644
--- a/lib/util.c
+++ b/lib/util.c
@@ -810,7 +810,7 @@ log_2_floor(uint32_t n)
 int
 log_2_ceil(uint32_t n)
 {
-    return log_2_floor(n) + !IS_POW2(n);
+    return log_2_floor(n) + !is_pow2(n);
 }
 
 /* Returns the number of trailing 0-bits in 'n'.  Undefined if 'n' == 0. */
diff --git a/utilities/ovs-ofctl.c b/utilities/ovs-ofctl.c
index 4d8c39f2c..ec775c7dd 100644
--- a/utilities/ovs-ofctl.c
+++ b/utilities/ovs-ofctl.c
@@ -2182,7 +2182,7 @@ ofctl_parse_flows__(struct ofputil_flow_mod *fms, size_t n_fms)
             break;
         }
     }
-    ovs_assert(IS_POW2(protocol));
+    ovs_assert(is_pow2(protocol));
 
     printf("chosen protocol: %s\n", ofputil_protocol_to_string(protocol));